1 #------------------------------------------------------------------------------
3 # Copyright (c) 2016, Linaro Limited. All rights reserved.
5 # This program and the accompanying materials
6 # are licensed and made available under the terms and conditions of the BSD License
7 # which accompanies this distribution. The full text of the license may be found at
8 # http://opensource.org/licenses/bsd-license.php
10 # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 #------------------------------------------------------------------------------
15 #include <AsmMacroIoLib.h>
20 GCC_ASM_EXPORT (ArmReadIdMmfr0)
21 GCC_ASM_EXPORT (ArmHasMpExtensions)
23 #------------------------------------------------------------------------------
25 ASM_PFX (ArmHasMpExtensions):
27 // Get Multiprocessing extension (bit31)
31 ASM_PFX(ArmReadIdMmfr0):
32 mrc p15, 0, r0, c0, c1, 4 @ Read ID_MMFR0 Register
35 ASM_FUNCTION_REMOVE_IF_UNREFERENCED